./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2335f4c07c0129d2e69ffd9d14c59795c6fab06c496c22eabe1dbb307857c96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:05:27,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:05:27,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:05:27,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:05:27,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:05:27,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:05:27,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:05:27,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:05:27,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:05:27,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:05:27,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:05:27,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:05:27,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:05:27,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:05:27,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:05:27,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:05:27,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:05:27,744 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:05:27,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:05:27,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:05:27,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:05:27,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:05:27,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:05:27,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:05:27,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:05:27,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:27,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:05:27,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:05:27,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:05:27,750 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:05:27,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:05:27,751 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:05:27,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2335f4c07c0129d2e69ffd9d14c59795c6fab06c496c22eabe1dbb307857c96 [2023-11-23 20:05:28,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:05:28,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:05:28,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:05:28,040 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:05:28,041 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:05:28,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/tac-2.i [2023-11-23 20:05:31,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:05:31,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:05:31,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/sv-benchmarks/c/busybox-1.22.0/tac-2.i [2023-11-23 20:05:31,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/data/c092cb676/92add22419ed499d8412b704c5d27c94/FLAGd1bbc1345 [2023-11-23 20:05:31,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/data/c092cb676/92add22419ed499d8412b704c5d27c94 [2023-11-23 20:05:31,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:05:31,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:05:31,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:31,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:05:31,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:05:31,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:31" (1/1) ... [2023-11-23 20:05:31,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256a0d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:31, skipping insertion in model container [2023-11-23 20:05:31,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:05:31" (1/1) ... [2023-11-23 20:05:31,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:05:33,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:33,387 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:05:33,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:05:33,751 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,752 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,752 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,752 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,753 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:05:33,760 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:05:33,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33 WrapperNode [2023-11-23 20:05:33,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:05:33,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:33,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:05:33,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:05:33,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,933 INFO L138 Inliner]: procedures = 575, calls = 409, calls flagged for inlining = 26, calls inlined = 25, statements flattened = 1712 [2023-11-23 20:05:33,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:05:33,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:05:33,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:05:33,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:05:33,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:33,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:34,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:34,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:34,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:34,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:34,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:05:34,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:05:34,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:05:34,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:05:34,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:05:33" (1/1) ... [2023-11-23 20:05:34,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:05:34,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:05:34,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:05:34,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a940bc-821e-47e7-9f5d-de590c9617ed/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:05:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:05:34,215 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:05:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:05:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:05:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:05:34,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:05:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:05:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:05:34,218 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:05:34,218 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:05:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:05:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:05:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:05:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:05:34,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:05:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:05:34,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:05:34,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:05:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:05:34,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:05:34,222 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:05:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:05:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:05:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:05:34,223 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:05:34,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:05:34,224 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:05:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:05:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:05:34,225 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:05:34,225 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:05:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:05:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:05:34,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:05:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:05:34,227 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2023-11-23 20:05:34,228 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2023-11-23 20:05:34,228 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:05:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:05:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:05:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:05:34,786 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:05:34,789 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:05:36,394 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:05:36,928 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:05:36,928 INFO L309 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-23 20:05:36,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:36 BoogieIcfgContainer [2023-11-23 20:05:36,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:05:36,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:05:36,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:05:36,941 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:05:36,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:05:36" (1/1) ... [2023-11-23 20:05:36,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:05:37,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:37,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 428 states and 594 transitions. [2023-11-23 20:05:37,042 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 594 transitions. [2023-11-23 20:05:37,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:05:37,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:37,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:37,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:37,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 430 states and 597 transitions. [2023-11-23 20:05:37,642 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 597 transitions. [2023-11-23 20:05:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:05:37,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:37,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:37,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 431 states and 598 transitions. [2023-11-23 20:05:37,826 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 598 transitions. [2023-11-23 20:05:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:05:37,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:37,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 433 states and 601 transitions. [2023-11-23 20:05:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 601 transitions. [2023-11-23 20:05:38,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:05:38,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:05:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 432 states and 600 transitions. [2023-11-23 20:05:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 600 transitions. [2023-11-23 20:05:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:05:38,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:38,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 433 states and 601 transitions. [2023-11-23 20:05:38,482 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 601 transitions. [2023-11-23 20:05:38,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:05:38,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 432 states and 600 transitions. [2023-11-23 20:05:38,807 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 600 transitions. [2023-11-23 20:05:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:05:38,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:38,932 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:05:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 431 states and 599 transitions. [2023-11-23 20:05:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 599 transitions. [2023-11-23 20:05:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:05:38,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:38,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:39,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:39,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 434 states and 602 transitions. [2023-11-23 20:05:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 602 transitions. [2023-11-23 20:05:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:05:39,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:39,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:39,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 437 states and 605 transitions. [2023-11-23 20:05:39,789 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 605 transitions. [2023-11-23 20:05:39,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:05:39,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:39,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:40,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 440 states and 608 transitions. [2023-11-23 20:05:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 608 transitions. [2023-11-23 20:05:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:05:40,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:40,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:40,574 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:40,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 443 states and 611 transitions. [2023-11-23 20:05:40,787 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 611 transitions. [2023-11-23 20:05:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:05:40,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:40,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:41,221 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:41,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 446 states and 614 transitions. [2023-11-23 20:05:41,466 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 614 transitions. [2023-11-23 20:05:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:05:41,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:41,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 449 states and 617 transitions. [2023-11-23 20:05:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 617 transitions. [2023-11-23 20:05:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:05:42,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:42,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:42,530 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 452 states and 620 transitions. [2023-11-23 20:05:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 620 transitions. [2023-11-23 20:05:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:05:42,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:42,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:05:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:43,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 455 states and 622 transitions. [2023-11-23 20:05:43,337 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 622 transitions. [2023-11-23 20:05:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:05:43,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:43,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:43,699 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 454 states and 621 transitions. [2023-11-23 20:05:43,916 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 621 transitions. [2023-11-23 20:05:43,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:05:43,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:43,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:44,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 453 states and 620 transitions. [2023-11-23 20:05:44,118 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 620 transitions. [2023-11-23 20:05:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:05:44,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:44,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:44,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 452 states and 619 transitions. [2023-11-23 20:05:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 619 transitions. [2023-11-23 20:05:44,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:05:44,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:44,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 454 states and 622 transitions. [2023-11-23 20:05:44,875 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 622 transitions. [2023-11-23 20:05:44,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:05:44,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:44,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 457 states and 626 transitions. [2023-11-23 20:05:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 626 transitions. [2023-11-23 20:05:45,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:05:45,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,367 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:45,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 458 states and 627 transitions. [2023-11-23 20:05:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 627 transitions. [2023-11-23 20:05:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:05:45,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:45,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 459 states and 628 transitions. [2023-11-23 20:05:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 628 transitions. [2023-11-23 20:05:45,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:05:45,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:45,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:45,961 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:46,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 461 states and 631 transitions. [2023-11-23 20:05:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 631 transitions. [2023-11-23 20:05:46,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:05:46,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:05:46,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:46,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 467 states and 642 transitions. [2023-11-23 20:05:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 642 transitions. [2023-11-23 20:05:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:05:46,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:46,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:05:47,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 466 states and 641 transitions. [2023-11-23 20:05:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 641 transitions. [2023-11-23 20:05:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:05:47,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:05:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:47,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 467 states and 642 transitions. [2023-11-23 20:05:47,547 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 642 transitions. [2023-11-23 20:05:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:05:47,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:47,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:48,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 470 states and 647 transitions. [2023-11-23 20:05:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 647 transitions. [2023-11-23 20:05:48,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:05:48,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:48,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:48,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:48,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 474 states and 652 transitions. [2023-11-23 20:05:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 652 transitions. [2023-11-23 20:05:48,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:05:48,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:48,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:48,847 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:05:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:49,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 476 states and 655 transitions. [2023-11-23 20:05:49,316 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 655 transitions. [2023-11-23 20:05:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:05:49,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:49,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:49,612 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:05:50,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:50,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 478 states and 659 transitions. [2023-11-23 20:05:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 659 transitions. [2023-11-23 20:05:50,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:05:50,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:50,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:50,379 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 482 states and 664 transitions. [2023-11-23 20:05:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 664 transitions. [2023-11-23 20:05:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:05:50,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:50,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:50,803 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:05:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:51,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 481 states and 663 transitions. [2023-11-23 20:05:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 663 transitions. [2023-11-23 20:05:51,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:05:51,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:51,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:51,463 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:05:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 478 states and 658 transitions. [2023-11-23 20:05:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 658 transitions. [2023-11-23 20:05:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:05:51,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:51,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:05:52,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 480 states and 659 transitions. [2023-11-23 20:05:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 659 transitions. [2023-11-23 20:05:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:05:52,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:52,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:52,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 481 states and 660 transitions. [2023-11-23 20:05:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 660 transitions. [2023-11-23 20:05:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:05:52,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:52,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:53,025 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:53,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 485 states and 665 transitions. [2023-11-23 20:05:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 665 transitions. [2023-11-23 20:05:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:05:53,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:05:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:53,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 486 states and 666 transitions. [2023-11-23 20:05:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 666 transitions. [2023-11-23 20:05:53,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:05:53,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:53,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 487 states and 667 transitions. [2023-11-23 20:05:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 667 transitions. [2023-11-23 20:05:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:05:54,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:54,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:05:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 488 states and 668 transitions. [2023-11-23 20:05:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 668 transitions. [2023-11-23 20:05:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:05:54,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:54,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:55,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 491 states and 672 transitions. [2023-11-23 20:05:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 672 transitions. [2023-11-23 20:05:55,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:05:55,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:55,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:55,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 495 states and 677 transitions. [2023-11-23 20:05:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 677 transitions. [2023-11-23 20:05:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:05:55,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:55,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 496 states and 678 transitions. [2023-11-23 20:05:55,980 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 678 transitions. [2023-11-23 20:05:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:05:55,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:55,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:56,183 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:56,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 498 states and 681 transitions. [2023-11-23 20:05:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 681 transitions. [2023-11-23 20:05:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:05:56,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:56,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:05:58,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:58,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 507 states and 696 transitions. [2023-11-23 20:05:58,520 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 696 transitions. [2023-11-23 20:05:58,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:05:58,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:58,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:58,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 506 states and 694 transitions. [2023-11-23 20:05:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 694 transitions. [2023-11-23 20:05:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:05:58,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:58,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:59,226 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:05:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:59,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 505 states and 693 transitions. [2023-11-23 20:05:59,343 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 693 transitions. [2023-11-23 20:05:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:05:59,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:59,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:59,750 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:06:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:01,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 515 states and 708 transitions. [2023-11-23 20:06:01,790 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 708 transitions. [2023-11-23 20:06:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:06:01,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:01,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:02,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:02,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 514 states and 707 transitions. [2023-11-23 20:06:02,358 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 707 transitions. [2023-11-23 20:06:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:06:02,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:02,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 513 states and 706 transitions. [2023-11-23 20:06:02,599 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 706 transitions. [2023-11-23 20:06:02,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:06:02,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:02,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:02,961 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 512 states and 705 transitions. [2023-11-23 20:06:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 705 transitions. [2023-11-23 20:06:03,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:06:03,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:03,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:03,816 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 516 states and 710 transitions. [2023-11-23 20:06:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 710 transitions. [2023-11-23 20:06:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:06:04,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:04,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:04,331 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:06:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:04,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 517 states and 710 transitions. [2023-11-23 20:06:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 710 transitions. [2023-11-23 20:06:04,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:06:04,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:04,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:04,820 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:05,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 521 states and 715 transitions. [2023-11-23 20:06:05,455 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 715 transitions. [2023-11-23 20:06:05,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:06:05,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:05,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:05,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 520 states and 714 transitions. [2023-11-23 20:06:05,702 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 714 transitions. [2023-11-23 20:06:05,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:06:05,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:05,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:06:06,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:06,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 522 states and 715 transitions. [2023-11-23 20:06:06,425 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 715 transitions. [2023-11-23 20:06:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:06:06,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:07,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 521 states and 714 transitions. [2023-11-23 20:06:07,223 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 714 transitions. [2023-11-23 20:06:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:06:07,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:07,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:06:07,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 523 states and 715 transitions. [2023-11-23 20:06:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 715 transitions. [2023-11-23 20:06:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:06:07,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:07,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:06:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:08,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 525 states and 719 transitions. [2023-11-23 20:06:08,979 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 719 transitions. [2023-11-23 20:06:08,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:06:08,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:08,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:06:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 526 states and 722 transitions. [2023-11-23 20:06:11,062 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 722 transitions. [2023-11-23 20:06:11,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:06:11,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:11,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:06:11,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 530 states and 727 transitions. [2023-11-23 20:06:11,904 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 727 transitions. [2023-11-23 20:06:11,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:06:11,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:11,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms